diff --git a/src/monmove.cpp b/src/monmove.cpp
index c8e8c3421e605..076c5b763aab8 100644
--- a/src/monmove.cpp
+++ b/src/monmove.cpp
@@ -1482,7 +1482,10 @@ bool monster::attack_at( const tripoint &p )
     }
 
     Character &player_character = get_player_character();
-    if( p == player_character.pos() && sees( player_character ) ) {
+    map &here = get_map();
+    if( p == player_character.pos() && ( sees( player_character ) ||
+                                         here.has_flag( TFLAG_RAMP_UP, p ) || here.has_flag( TFLAG_RAMP_DOWN, p ) ||
+                                         here.has_flag( TFLAG_GOES_UP, p ) || here.has_flag( TFLAG_GOES_DOWN, p ) ) ) {
         return melee_attack( player_character );
     }
 
diff --git a/src/monster.cpp b/src/monster.cpp
index a002a3a05fa12..488e47f2cd6ef 100644
--- a/src/monster.cpp
+++ b/src/monster.cpp
@@ -1502,8 +1502,10 @@ bool monster::melee_attack( Creature &target, float accuracy )
     if( /*This happens sometimes*/ this == &target || !is_adjacent( &target, true ) ) {
         return false;
     }
-
-    if( posz() != target.posz() && !sees( target ) ) {
+    map &here = get_map();
+    if( !sees( target ) && !here.has_flag( TFLAG_RAMP_UP, target.pos() ) &&
+        !here.has_flag( TFLAG_RAMP_DOWN, target.pos() ) && !here.has_flag( TFLAG_GOES_UP, target.pos() ) &&
+        !here.has_flag( TFLAG_GOES_DOWN, target.pos() ) ) {
         debugmsg( "Z-Level view violation: %s tried to attack %s.", disp_name(), target.disp_name() );
     }